Compared with the standard reactor with mechanical agitation, the activity of aminotransferase was raised 20% and 10%, respectively, in in-loop and out-loop ALR.

• 实验发现，与标准机械搅拌罐相比，采用气升式反应器发酵产酶，转氨酶酶活分别提高了20%25和10%25，产酶周期也相应缩短。